The clear vertical space beneath a ceiling or archway; clearance.
'净空'.''高度在天花板或拱下没有物体的垂直空间; ''.'净空'. ''.
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Suddenly dinghy shifted slightly, leaving a clear space above him.
突然,救生艇稍稍偏移了一点, 他的头顶露出一片空闲的空间.
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The other one regards the space as the spatial ordinal set composed of clear blocks.
另外一个关于空间有序的空间组成的一套明确的区块.
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Owing to people's rampant clear-cutting, the desert is rapidly occupying our living space.
由于人类肆无忌惮的森林砍伐, 沙漠正在快速侵占我们的生存空间.
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